Hose Assembly, Nonmetallic4720-01-537-0085

NSN 4720-01-537-0085 · NIIN 015370085 · Part number 1B5691

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · FSC 4720 — Hose and Flexible Tubing · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 77445

Government record, cited

NSN 4720-01-537-0085 — this item is cataloged by the U.S. Government under National Stock Number 4720-01-537-0085. Manufacturer of record part number: 1B5691.

Also searched as 4720-01-537-0085 · 4720015370085 · NIIN 015370085 · 01-537-0085 · FSC 4720 Hose and Flexible Tubing · CAGE 77445 · 1B5691 · 1B7645 · 1B7678 · 1B5692

Nearby stock numbers ← 4720-01-536-9957 Hose Assembly, Metallic · 4720-01-537-0253 Hose Assembly, Metallic →

4720-01-537-0085 — Hose and Flexible Tubing

Features

Hose Assembly,nonmetallic — FSC 4720
4 manufacturer part numbers on file
Manufacturer of record: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney

Identification

NSN: 4720-01-537-0085
NIIN: 015370085
FSC: 4720 — Hose and Flexible Tubing
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: 1B5691
Manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney

General Description

The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-537-0085, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4720-01-537-0085
Primary Part Number	1B5691
Item Name	Hose Assembly,nonmetallic
FSC / FSG	4720 / 47 — Hose and Flexible Tubing
Manufacturer	Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
1B7645	Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
1B7678	Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
1B5691 PRIMARY	Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
1B5692	Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)

No interchangeability data on file.

Other items in FSC 4720 — Hose and Flexible Tubing

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4720-00-000-0080

HOSE ASSEMBLY,NONMETALLIC

4720-00-000-0081

4720-00-000-0081 · Item name not on file

4720-00-000-0084

HOSE,PREFORMED

4720-00-000-0724

4720-00-000-0724 · Item name not on file

4720-00-001-0014

HOSE ASSEMBLY,NONMETALLIC

4720-00-001-0015

4720-00-001-0015 · Item name not on file

4720-00-001-0023

HOSE ASSEMBLY,NONMETALLIC

4720-00-001-0025

4720-00-001-0025 · Item name not on file

Frequently Asked Questions

What is NSN 4720-01-537-0085?

NSN 4720-01-537-0085 is a Hose Assembly,nonmetallic, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 4720, Hose and Flexible Tubing. Status: active.

What part numbers are listed for NSN 4720-01-537-0085?

NSN 4720-01-537-0085 has 4 manufacturer part numbers on file: 1B7645 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 1B7678 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 1B5691 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 1B5692 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What are the specifications of 1B5691?

Key specifications for 1B5691: Part Name Assigned by Controlling Agency: HOSE; End Item Identification: C-17A AIRCRAFT A. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4720-01-537-0085 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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